Concrete crack control structure
By installing steel mesh, partition plates, auxiliary heat dissipation devices, and reinforcement devices within the concrete wall, the problem of excessive temperature stress caused by untimely heat dissipation during the solidification process of ultra-long concrete walls was solved, thus achieving the effect of reducing cracks.
Patent Information
- Application Number
- CN202520082420.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-14
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2035-01-14
AI Technical Summary
Existing ultra-long concrete walls lack effective heat dissipation pathways during the solidification process, leading to excessive temperature stress from hydration heat and increasing the likelihood of large-area cracking.
A steel mesh and partition plates are installed inside the concrete wall, and auxiliary heat dissipation and reinforcement devices are installed between the partition plates. The heat generated by hydration is dissipated in a timely manner by using a delivery pipe and flow guide hole system, while the reinforcement devices improve the stress resistance of the partition plates.
It effectively reduces the generation of temperature stress during the concrete solidification process, lowers the possibility of large-area cracks, enhances the load-bearing capacity of the partition board, and reduces the generation of cracks.
Smart Images
Figure CN223907722U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to concrete crack control structure technical field especially relates to a concrete crack control structure. BACKGROUND
[0002] Concrete crack is the physical structure change of concrete under the action of many internal and external factors such as stress, temperature change, humidity change, chemical reaction, and is manifested as the discontinuity or fracture of concrete material.
[0003] The existing super-long concrete crack control structure mainly is through the steel mesh and the partition plate in the concrete wall body inside the laying, divides the super-long concrete wall body into several force units, increases the overall structural strength of concrete wall body, because the super-long concrete wall body crack control structure lacks the heat dissipation setting of reducing hydration heat, makes the heat of hydration heat in the concrete solidification process can not be dissipated in time, causes the temperature stress of relatively big, leads to the possibility of large-area concrete crack. UTILITY MODEL CONTENT
[0004] The utility model discloses a concrete crack control structure to solve the shortcomings in the prior art.
[0005] In order to achieve the above object, the utility model adopts the following technical scheme: a concrete crack control structure, including the steel mesh that sets up between two concrete wall bodies, the inside both sides of steel mesh are all fixedly connected with a plurality of partition plates, the inside of partition plate is provided with auxiliary heat abstractor, and the reinforcing device is arranged between two opposite partition plates, the auxiliary heat abstractor can dissipate the heat of hydration heat in the concrete solidification process in time, reduces the generation of temperature stress, reduces the possibility of large-area concrete crack, the reinforcing device can be connected and fixed support between two opposite partition plates, improves the stress degree of partition plate, thereby reduces the generation of concrete crack.
[0006] The effect reached by the above-mentioned components is that when the steel mesh and the plurality of partition plates are laid inside the concrete wall body for overall structural reinforcement, the heat of hydration heat can be dissipated in time by the auxiliary heat abstractor during the concrete solidification process, the generation of temperature stress is reduced, the possibility of large-area concrete crack is reduced, and the reinforcing device can be connected and fixed support between two opposite partition plates, the stress degree of the partition plate is improved, thereby reducing the generation of concrete crack.
[0007] Preferably, the auxiliary heat dissipation device comprises a plurality of conveying pipes, both ends of the plurality of conveying pipes are fixedly connected with both ends of two adjacent partition plates, a water inlet hole is formed on one side of one end of the partition plate, a water outlet hole is formed on one side of the end of the partition plate away from the water inlet hole, the inner walls of the water inlet hole and the water outlet hole are respectively communicated with the inner walls of the plurality of conveying pipes, first shunt holes are formed on one side of the inner walls of the water inlet hole and the water outlet hole, second shunt holes are symmetrically formed on the inner walls of the first shunt holes, a plurality of guide holes are formed in the partition plate, the inner walls of the plurality of guide holes are respectively communicated with the inner walls of the two first shunt holes and the two second shunt holes, the inner walls of one of the first shunt holes and the second shunt hole are fixedly connected with a bracket, one side of the bracket is fixedly connected with a spring, one end of the spring is fixedly connected with a circular plate, the circular plate is arranged in the guide hole, and the outer surface size of the circular plate is larger than the inner wall size of the first shunt hole and the second shunt hole.
[0008] The above-mentioned components achieve the effect that: by setting the auxiliary heat dissipation device, cold water can be injected into one of the conveying pipes outside during the concrete setting process, and then enter the water inlet hole and the first shunt hole and the second shunt hole in the plurality of partition plates. When the water inlet hole and the first shunt hole and the second shunt hole are filled with water, the internal pressure will rise, which will push the circular plate to move to one end in the inner wall of the guide hole, so that the spring is stretched between the bracket and the circular plate. The cold water will uniformly disperse into the guide hole, then lower the temperature of the partition plate, facilitate heat exchange between the partition plate and the concrete wall, and finally the water in the guide hole will enter the first shunt hole and the second shunt hole at the water outlet hole, and then be discharged from the water outlet hole, so that the heat generated by the hydration heat during the setting process is dissipated in time, the generation of temperature stress is reduced, and the possibility of cracks in large-area concrete is reduced.
[0009] Preferably, one side of the circular plate is fixedly connected with a sealing strip, and the inner wall size of the sealing strip is larger than the inner wall size of the first air flow first shunt hole and the second shunt hole.
[0010] The above-mentioned components achieve the effect that: by setting the sealing strip, the gap between the circular plate and the inner wall of the guide hole can be sealed and blocked, so that the water injected into it is not easy to overflow from the circular plate without reaching a certain pressure, improving the sealing effect of the circular plate.
[0011] Preferably, one side of the bracket is fixedly connected with a telescopic rod, one end of the telescopic rod is fixedly connected with one side of the circular plate, and the telescopic rod is connected with the spring in a sleeved manner.
[0012] The above-mentioned components achieve the effect that: by setting the telescopic rod, the inner wall of the spring can be supported and reinforced, so that it is not easy to be damaged during use,
[0013] Preferably, the inner wall of the flow guide hole is fixedly connected with a plurality of flow guide plates, and the plurality of flow guide plates are fixedly arranged on the two sides of the inner wall of the flow guide hole in a staggered manner.
[0014] The above-mentioned components achieve the effect of prolonging the flow speed of the cold water in the flow guide hole, facilitating the heat exchange between the partition plate and the concrete wall, and improving the heat dissipation and cooling effect.
[0015] Preferably, the reinforcing device comprises a connecting plate, two opposite sides of both ends of the connecting plate are fixedly connected with one side of two opposite partition plates, and both sides of the connecting plate are symmetrically fixedly connected with reinforcing ribs, and one side of the two reinforcing ribs is fixedly connected with a connecting rod.
[0016] The above-mentioned components achieve the effect of connecting and supporting the two opposite partition plates by using the connecting plate, and the two sides are additionally reinforced by the reinforcing ribs and the connecting rod, so that the two opposite partition plates are connected and supported, the stress degree of the partition plate is improved, and the generation of concrete cracks is reduced.
[0017] Preferably, both sides of the connecting plate are fixedly connected with reinforcing frames, and the reinforcing frames are connected with the connecting rod.
[0018] The above-mentioned components achieve the effect of reinforcing the intersection of the connecting rod by the reinforcing frame, improving the overall strength of the connecting plate, and improving the support strength between the partition plates.
[0019] Preferably, one side of the reinforcing rib is fixedly connected with a plurality of reinforcing rods, and one side of the reinforcing rod is fixedly connected with one side of the partition plate.
[0020] The above-mentioned components achieve the effect of increasing the connection area between the reinforcing rib, the connecting rod and the partition plate, making the connection more firm and stable, and enhancing the stress strength of the partition plate.
[0021] Compared with the prior art, the advantages and positive effects of the utility model lie in that:
[0022] In the utility model, the water inlet hole in the partition plate is filled with cold water during the solidification process of the concrete, the cold water flows through the first flow guide hole, the second flow guide hole and the flow guide hole, the concrete wall is subjected to heat dissipation treatment, the water after heat exchange is discharged from the water outlet hole, the heat generated by hydration heat is dissipated in time, the generation of temperature stress is reduced, the possibility of cracks in large-area concrete is reduced, the two opposite partition plates are connected and supported by the reinforcing device, the stress degree of the partition plate is improved, and the generation of concrete cracks is reduced. Attached Figure Description
[0023] Figure 1 This is a three-dimensional structural diagram of the present invention;
[0024] Figure 2 This is a three-dimensional structural diagram of the partition plate of this utility model;
[0025] Figure 3 for Figure 2 A three-dimensional schematic diagram of a local structure;
[0026] Figure 4 for Figure 3 Enlarged 3D structural diagram at point A.
[0027] Legend: 1. Concrete wall; 2. Auxiliary heat dissipation device; 3. Reinforcing device; 4. Steel mesh; 5. Divider plate; 21. Water inlet; 22. First diversion hole; 23. Second diversion hole; 24. Guide hole; 25. Water outlet; 26. Delivery pipe; 27. Support; 28. Spring; 29. Circular plate; 210. Sealing strip; 211. Telescopic rod; 212. Guide plate; 31. Connecting plate; 32. Reinforcing rib; 33. Connecting rod; 34. Reinforcing frame; 35. Reinforcing rod. Detailed Implementation
[0028] Example 1, such as Figures 1-4 As shown, a concrete crack control structure includes a steel mesh 4 installed between two concrete walls 1. Several partition plates 5 are fixedly connected to both sides of the inner side of the steel mesh 4. An auxiliary heat dissipation device 2 is installed inside each partition plate 5. A reinforcement device 3 is installed between two opposing partition plates 5. The auxiliary heat dissipation device 2 can dissipate the heat generated by hydration during concrete setting, reducing temperature stress and lowering the possibility of large-area concrete cracking. The reinforcement device 3 can connect and fix the two opposing partition plates 5, increasing the stress-bearing capacity of the partition plates 5, thereby reducing concrete cracking. When the steel mesh 4 and several partition plates 5 are laid inside the concrete wall 1 for overall structural reinforcement, the heat generated by hydration during concrete setting can be dissipated in a timely manner through the auxiliary heat dissipation device 2, reducing temperature stress and lowering the possibility of large-area concrete cracking. Simultaneously, the reinforcement device 3 can connect and fix the two opposing partition plates 5, increasing the stress-bearing capacity of the partition plates 5, thereby reducing concrete cracking.
[0029] Reference Figures 1-4As shown, the auxiliary heat dissipation device 2 comprises a plurality of conveying pipes 26, both ends of the plurality of conveying pipes 26 are fixedly connected with both ends of two adjacent partition plates 5, a water inlet hole 21 is formed on one side of one end of the partition plate 5, a water outlet hole 25 is formed on one side of an end of the partition plate 5 away from the water inlet hole 21, the inner walls of the water inlet hole 21 and the water outlet hole 25 are in communication with the inner walls of the plurality of conveying pipes 26, a first shunt hole 22 is formed on one side of the inner walls of the water inlet hole 21 and the water outlet hole 25, a second shunt hole 23 is symmetrically formed on the inner wall of the first shunt hole 22, a plurality of flow guide holes 24 are formed in the partition plate 5, the inner walls of the plurality of flow guide holes 24 are in communication with the inner walls of the two first shunt holes 22 and the two second shunt holes 23, the inner walls of one of the first shunt hole 22 and the second shunt hole 23 are fixedly connected with a bracket 27, one side of the bracket 27 is fixedly connected with a spring 28, one end of the spring 28 is fixedly connected with a circular plate 29, the circular plate 29 is arranged in the flow guide hole 24, and the outer surface size of the circular plate 29 is larger than the inner wall size of the first shunt hole 22 and the second shunt hole 23. During the setting process of the concrete, cold water can be injected into the interior of one of the conveying pipes 26 falling outside, and then enter the water inlet hole 21 and the first shunt hole 22 and the second shunt hole 23 in the plurality of partition plates 5, when the water inlet hole 21 and the first shunt hole 22 and the second shunt hole 23 are filled with water, the internal pressure will rise, which will push the circular plate 29 to move to one end in the inner wall of the flow guide hole 24, so that the spring 28 is stretched between the bracket 27 and the circular plate 29, the cold water will uniformly disperse into the flow guide hole 24, then the temperature of the partition plate 5 is lowered, the heat exchange between the partition plate 5 and the concrete wall 1 is facilitated, and finally the water in the flow guide hole 24 enters the first shunt hole 22 and the second shunt hole 23 at the water outlet hole 25, and then is discharged from the water outlet hole 25, so that the heat generated by the hydration heat during the setting process is promptly dissipated, the generation of temperature stress is reduced, and the possibility of cracks in large-area concrete is reduced. One side of the circular plate 29 is fixedly connected with a sealing strip 210, and the inner wall size of the sealing strip 210 is larger than the inner wall size of the first shunt hole 22 and the second shunt hole 23. By arranging the sealing strip 210, the gap between the circular plate 29 and the inner wall of the flow guide hole 24 can be sealed and blocked, so that the water injected into the gap is not easy to overflow from the circular plate 29 when the pressure does not reach a certain value, and the sealing effect of the circular plate 29 is improved.
[0030] Referring to Figures 1-4As shown, the embodiment discloses that one side of the support 27 is fixedly connected with the telescopic rod 211, one end of the telescopic rod 211 is fixedly connected with one side of the circular plate 29, and the telescopic rod 211 is connected with the spring 28 in a sleeved mode. By arranging the telescopic rod 211, the inner wall of the spring 28 can be supported and reinforced, so that it is not easy to be damaged during use. The inner wall of the flow guide hole 24 is fixedly connected with a plurality of flow guide plates 212, and the plurality of flow guide plates 212 are fixed on the two sides of the inner wall of the flow guide hole 24 in a staggered mode. By arranging the plurality of flow guide plates 212, the flow speed of cold water in the flow guide hole 24 can be prolonged, the partition plate 5 is facilitated to fully exchange heat with the concrete wall 1, and the heat dissipation and cooling effect is improved.
[0031] Referring to Figures 1-4 As shown, the embodiment discloses that the reinforcing device 3 comprises a connecting plate 31, two ends and two sides of the connecting plate 31 are fixedly connected with one side of two opposite partition plates 5 respectively, two sides of the connecting plate 31 are symmetrically fixedly connected with reinforcing ribs 32, and one side between the two reinforcing ribs 32 is fixedly connected with a connecting rod 33. The two opposite partition plates 5 can be connected and supported by using the connecting plate 31, and the reinforcing ribs 32 and the connecting rod 33 are additionally arranged on the two sides for secondary reinforcement, so that the two opposite partition plates 5 are connected and supported, the stress degree of the partition plate 5 is improved, and the generation of concrete cracks is reduced.
[0032] Referring to Figures 1-4 As shown, the embodiment discloses that two sides of the connecting plate 31 are fixedly connected with reinforcing frames 34, and the reinforcing frames 34 are connected with the connecting rod 33 in a penetrating mode. By arranging the reinforcing frames 34, the intersection of the connecting rod 33 can be reinforced and enhanced, the overall strength of the connecting plate 31 is improved, and the support strength between the partition plates 5 is improved. One side of the reinforcing rib 32 is fixedly connected with a plurality of reinforcing rods 35, and one side of the reinforcing rod 35 is fixedly connected with one side of the partition plate 5. By arranging the reinforcing rod 35, the connecting area between the reinforcing rib 32, the connecting rod 33 and the partition plate 5 can be increased, the connection is more firm and stable, and the stress strength of the partition plate 5 is enhanced.
[0033] Working principle, in the process of concrete solidification, cold water can be injected into the inside of one of the delivery pipes 26 outside, and then into the water inlet hole 21 and the first and second flow holes 22 and 23 in the partition plate 5. When the water inlet hole 21 and the first and second flow holes 22 and 23 are filled with water, the internal pressure will rise, which will push the round plate 29 to move to one end in the inner wall of the flow guide hole 24, so that the spring 28 is stretched between the bracket 27 and the round plate 29. The cold water will be evenly dispersed into the flow guide hole 24, and the flow guide plate 212 will prolong the flow speed of the cold water in the flow guide hole 24, which will facilitate the reduction of the temperature of the partition plate 5 and the heat exchange between the partition plate 5 and the concrete wall 1. Finally, the water in the flow guide hole 24 will enter the first and second flow holes 22 and 23 at the water outlet hole 25, and then be discharged from the water outlet hole 25, so that the heat generated by the hydration heat in the process of solidification can be dissipated in time, reducing the generation of temperature stress and the possibility of cracks in large-area concrete.
[0034] By setting the reinforcing device 3, the connecting plate 31 can be used to connect and support the two opposite partition plates 5, and the reinforcing ribs 32 and connecting rods 33 are added on both sides for secondary reinforcement, thereby increasing the connection and support between the two opposite partition plates 5, improving the stress degree of the partition plate 5, and reducing the generation of concrete cracks.
Claims
1. A concrete crack control structure, comprising a steel mesh (4) disposed between two concrete walls (1), characterized in that: The steel mesh (4) has several partition plates (5) fixedly connected to both sides inside. The partition plates (5) are equipped with auxiliary heat dissipation devices (2) and reinforcement devices (3) are provided between two opposite partition plates (5). The auxiliary heat dissipation devices (2) can dissipate the heat generated by hydration during concrete solidification in a timely manner, reduce the generation of temperature stress, and reduce the possibility of large-area concrete cracks. The reinforcement devices (3) can connect and fix the two opposite partition plates (5) to improve the stress of the partition plates (5) and thus reduce the generation of concrete cracks.
2. The concrete crack control structure according to claim 1, characterized in that: The auxiliary heat dissipation device (2) includes several conveying pipes (26). The two ends of the several conveying pipes (26) are respectively fixedly connected to the two sides of two adjacent partition plates (5). A water inlet hole (21) is opened on one side of one end of the partition plate (5), and a water outlet hole (25) is opened on the side of the partition plate (5) away from the water inlet hole (21). The inner walls of the water inlet hole (21) and the water outlet hole (25) are respectively connected to the inner walls of the several conveying pipes (26). A first diversion hole (22) is opened on one side of the inner wall of the water inlet hole (21) and the water outlet hole (25). A second diversion hole (23) is symmetrically opened on the inner wall of the first diversion hole (22). The partition plate (5) has several guide holes (24) inside. The inner walls of the guide holes (24) are connected to the inner walls of two first diversion holes (22) and two second diversion holes (23), respectively. A bracket (27) is fixedly connected to the inner wall of one of the first diversion holes (22) and the second diversion hole (23). A spring (28) is fixedly connected to one side of the bracket (27). A circular plate (29) is fixedly connected to one end of the spring (28). The circular plate (29) is set in the guide hole (24). The outer surface size of the circular plate (29) is larger than the inner wall size of the first diversion hole (22) and the second diversion hole (23).
3. The concrete crack control structure according to claim 2, characterized in that: A sealing strip (210) is fixedly connected to one side of the circular plate (29). The inner wall size of the sealing strip (210) is larger than the inner wall size of the first airflow first diversion hole (22) and the second diversion hole (23).
4. The concrete crack control structure according to claim 2, characterized in that: A telescopic rod (211) is fixedly connected to one side of the bracket (27), one end of the telescopic rod (211) is fixedly connected to one side of the circular plate (29), and the telescopic rod (211) is sleeved and connected to the spring (28).
5. A concrete crack control structure according to claim 2, characterized in that: The inner wall of the guide hole (24) is fixedly connected with a number of guide plates (212), and the number of guide plates (212) are fixed in an alternating manner on both sides of the inner wall of the guide hole (24).
6. The concrete crack control structure according to claim 1, characterized in that: The reinforcement device (3) includes a connecting plate (31), with both ends of the connecting plate (31) fixedly connected to one side of two opposing partition plates (5), and reinforcing ribs (32) symmetrically fixedly connected to both sides of the connecting plate (31), and a connecting rod (33) fixedly connected between one side of the two reinforcing ribs (32).
7. A concrete crack control structure according to claim 6, characterized in that: Both sides of the connecting plate (31) are fixedly connected to a reinforcing frame (34), and the reinforcing frame (34) is connected to the connecting rod (33).
8. A concrete crack control structure according to claim 6, characterized in that: A number of reinforcing rods (35) are fixedly connected to one side of the reinforcing rib (32), and one side of the reinforcing rod (35) is fixedly connected to one side of the partition plate (5).